do you see any error or does it go blank after you see the windows logo,
if it goes blank after you see the windows logo, that means that there has been software misconfiguration at the level of windows operating system, restart your system using the power button and wehn you see the asus logo at start start tapping F8 key, it will lead you to a menu that will say boot into safe mode, select safe mode and enter, see if you are able to boot into safe mode, if you are then what we can do is restore your system back to a previous date
to do that in safe mode follow the following instructions
Caution: After a system restore the configurations/software that are done after the restore point will be lost
for system restore
click on start button > go to run > in there type in without quotes
system restore window will open
- On the Welcome to System Restore page, click Restore my computer to an earlier time (if it is not already selected), and then click Next.
- On the Select a Restore Point page, click the most recent system restore point in the On this list the dat eon which your computer was working, click a restore point list, and then click Next.
Note A System Restore message may appear that lists configuration changes that System Restore will make. Click OK.
- On the Confirm Restore Point Selection page, click Next. System Restore restores the previous Windows XP configuration, and then restarts the computer.
- Log on to the computer as Administrator. The System Restore Restoration Complete page is displayed.
- Click OK.
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